CN106090481A - A kind of jointing for steel strip reinforced PE helical bellows and attaching method thereof - Google Patents
A kind of jointing for steel strip reinforced PE helical bellows and attaching method thereof Download PDFInfo
- Publication number
- CN106090481A CN106090481A CN201610730090.9A CN201610730090A CN106090481A CN 106090481 A CN106090481 A CN 106090481A CN 201610730090 A CN201610730090 A CN 201610730090A CN 106090481 A CN106090481 A CN 106090481A
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- China
- Prior art keywords
- socket
- bellmouth
- sealing ring
- steel strip
- inserted terminal
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L21/00—Joints with sleeve or socket
- F16L21/08—Joints with sleeve or socket with additional locking means
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Joints That Cut Off Fluids, And Hose Joints (AREA)
Abstract
The invention discloses a kind of jointing for steel strip reinforced PE helical bellows, including bellmouth, socket and sealing ring, described bellmouth and socket are connected with corrugated tube respectively, and are connected by sealing ring between bellmouth with socket；The end of described bellmouth connection socket is trumpet-shaped bell end, is provided with bellmouth reinforcement in the port of bell end；The end that described socket docks with bellmouth is inserted terminal, is provided with socket reinforcement in the port of inserted terminal；Described sealing ring is set on the inserted terminal of socket, is placed in the bell end of bellmouth, be provided with the sealing ring positioning strip fitted tightly with socket reinforcement in the end of sealing ring, the outer surface at sealing ring is provided with the leakproof seal ring being in close contact with bellmouth bell end inwall.Bellmouth and socket are first connected to corrugated tube two ends by method of attachment of the present invention, then make bellmouth be connected with spigot seal by sealing ring, its good seal performance, it is possible to ensure that tubing does not occur seepage under the conditions of 0.1MPa.
Description
Technical field
The present invention relates to pipe joint technical field, more specifically, particularly relate to a kind of for steel strip reinforced PE helicon
Jointing of stricture of vagina pipe and attaching method thereof.
Background technology
Steel strip reinforced PE helical bellows refers to high density polyethylene (HDPE) (PE) as matrix, with surface coating adhering resin
Steel belt molding is waveform as main support structure, and is wound around a kind of tubing being combined into entirety with polythene material, performs mark
Standard is CJ/T225 " buried draining steel band enhanced polyethylene PE helical bellows ", and it is excellent that it has ring stiffness height, cost performance height etc.
Gesture, is widely used in municipal drainage construction.But due to the construction features of its steel plastic compount, steel in use can not contact water,
The sealing of system to be ensured, therefore tubing connection processes sufficiently complex.Existing steel strip reinforced PE helical bellows
Connected mode has following 3 kinds:
1, Electric thermal smelting belt, shrink belt connect
It is that steel strip reinforced PE helical bellows (hereinafter referred to as steel-belt-pipe) system uses the earliest that Electric thermal smelting belt, shrink belt connect
Connected mode, mainly continue to use the mounting means of hollow spiral tube, its shortcoming is more, is mainly manifested in the following aspects:
1. maximum shortcoming is exactly easily to reveal, because of its outside construction features sealed, Electric thermal smelting belt, the quality of shrink belt
Requiring the highest with welding operation, surface during installation processes, laminating degree, joint environment temperature etc., all can cause connection leakage
Water.
2. the difficulty of welding procedure is relatively big, need power supply, welding machine, heat gun, Large-scale Hoisting equipment, etc., simultaneously need to many
People coordinates, complete pipeline location, fix, be wound around, weld, the operation such as cooling, welding efficiency is extremely low.
2, electric melting connection
Electric melting connection is a kind of connected mode that steel-belt-pipe system uses over nearly 5 years, by being directly molded at tubing two ends or
The socket of Wrapping formed strip resistance silk and bellmouth, heated by electro-fusion welding machine on-site, and bellmouth and socket are fused into one
Overall.But substantial amounts of project installation example shows, the shortcoming of electric melting connection is more, it is mainly manifested in the following aspects:
1. electric heating melting socket joint connects the plastics utilizing Resistant heating bellmouth and socket to contact exactly so that it is melts and expands,
Process kind in cooling bonds together.But its bellmouth and socket process, melted due to ellipse, deformation, socket joint position, surface
Plastic flow property under state, plastics crystallisation by cooling etc., all can cause cold welding, rosin joint, easily cause and leak and brittle fracture；
Particularly in large diameter pipeline, it is the universal weakness of electric fusion welding that tubing can not effectively be fitted, and now oozes after pipeline welding
Cannot remedy during leakage.
2. electric heating melting socket joint needs special welding equipment, including fixture, the location fixture of pipe fitting, the weldering of location tubing
Connecing die head, distance rod etc., the tubing of welding larger caliber also needs to hydraulic jack etc. and controls equipment and the instrument and meter of pressure,
The big Heavy Weight of volume；Also needing to wait for its cooling after welding what a joint, can operate next joint, installation effectiveness is relatively
Low.
3. electric heating melting socket joint connects and need to be welded special bellmouth, socket, needs the corollary equipment of specialty, for ensureing welding
Time bellmouth, socket be unlikely to heating collapse, its wall thickness needs to be multiplied, and the price of special resistors silk is the most fairly expensive simultaneously,
So comprehensive cost is higher.
3, conventional seals circle connects
The connection of conventional seals circle is a kind of connected mode that steel-belt-pipe system uses over nearly 3 years, by directly noting at tubing two ends
Mould or Wrapping formed socket and bellmouth, on-site by adding special sealing ring, by bellmouth and spigot seal, complete pipeline system
System is installed.Sealing ring connect be one simply, effectively, mounting means efficiently, in some pipeline advanced technologies areas such as Germany
It is widely used.But the conventional seals circle of steel-belt-pipe connects following problem:
1. the design of pipe fitting sealing ring is unreasonable, and owing to it uses embedded sealed form, the thickness of socket is multiplied, to material
The waste of material is relatively big, not environmentally.
2. use directly in the injection of tubing two ends or Wrapping formed socket and the mode of bellmouth, need the manufacture of specialty to set
Standby；Particularly injection mo(u)lding, due to the pre-heat treatment difficulty of tubing, often occurs that the bellmouth of injection, socket occur that fragility connects,
Directly come off from tubing.
3. conventional seals circle connects and need to be welded special bellmouth, socket, needs the corollary equipment of specialty, embedded for ensureing
The installation site of formula sealing ring, its wall thickness needs to be multiplied, so comprehensive cost is higher.
In consideration of it, existing steel strip corrugated pipe connecting structure, there is improvement necessity in fact.
Summary of the invention
Present invention aims to above-mentioned the deficiencies in the prior art, it is provided that a kind of reasonable in design, with low cost, connection
Jointing safe and reliable, that use sealing ring mode to be used for steel strip corrugated guard system.
For achieving the above object, the technical solution used in the present invention is: a kind of for steel strip reinforced PE helical bellows
Jointing, including bellmouth, socket and sealing ring, described bellmouth and socket are connected with corrugated tube respectively, and bellmouth and socket it
Between connected by sealing ring；The end of described bellmouth connection socket is trumpet-shaped bell end, is provided with in the port of bell end
Bellmouth reinforcement；The end that described socket docks with bellmouth is inserted terminal, is provided with socket reinforcement in the port of inserted terminal；Institute
State in the bell end that sealing ring was set on the inserted terminal of socket, was placed in bellmouth, be provided with in the end of sealing ring and strengthen with socket
The sealing ring positioning strip that muscle fits tightly, the leakproof that the outer surface at sealing ring is provided with bellmouth bell end inwall is in close contact is close
Seal ring.
Present invention also offers the method for attachment of the above-mentioned jointing for steel strip reinforced PE helical bellows, including with
Lower step:
1), by bellmouth and socket by melted PE sheet material positioning, polish, preheat on the premise of, be respectively welded at and be ready for
The two ends of the steel strip reinforced PE helical bellows of sealing moulded by steel；
2), sealing ring is set on the inserted terminal of socket, makes sealing ring positioning strip fit tightly with socket reinforcement；
3), will be equipped with, in the bell end that the socket of sealing ring inserts bellmouth, then allowing the bell end of bellmouth and the inserted terminal of socket
Fully compress, make the leakproof seal ring of sealing ring reach certain deflection, formed and seal, it is achieved the connection of tubing.
Compared with prior art, the invention have the advantages that and beneficial effect:
(1) simple in construction, easy to operate: bellmouth and socket, by injection molding manner molding, can accomplish continuous large-scale production；Its with
The welding that connects through between corrugated tube completes, and can process in inside plants, and auxiliary facility is complete, and technique is simple, and safety has
Ensure；Upper employing sealing ring socket joint connects at the construction field (site), it is not necessary to power supply, it is not necessary to cooling waits, belongs to flexible connection mode, behaviour
Facilitating, safe and reliable, the duration is short.
(2) cost is reduced: be connected with existing Electric thermal smelting belt, shrink belt, electric melting connection, conventional seals circle connect phase
Ratio, can reduce by more than 50% on cost, can carry three times higher in installation rate；Requirement to construction working condition is relatively low, even
Round-the-clock construction requirement can be met, more effectively improve installation efficiency, reduce installation cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention.
In figure: 1-bellmouth；11-bell end；12-bellmouth reinforcement；2-socket；21-inserted terminal；22-socket adds
Strong muscle；3-sealing ring；31-sealing ring positioning strip；32-leakproof seal ring；4-corrugated tube.
Detailed description of the invention
The present invention is described in further detail for embodiment in below in conjunction with the accompanying drawings, but is not intended that the present invention's
Any restriction.
As it is shown in figure 1, a kind of jointing for steel strip reinforced PE helical bellows that the present invention provides, including bellmouth
1, socket 2 and sealing ring 3, described bellmouth 1 and socket 2 are connected with corrugated tube 4 respectively, and pass through between bellmouth 1 and socket 2 to seal
Circle 3 connection, described bellmouth 1 and socket 2 connect the end of corrugated tube 4 and are equipped with the ramp structure coordinated with corrugated tube 4 port, tiltedly
The design of face structure makes bellmouth 1 and socket 2 be easier to corrugated tube 4 to weld.
The end of described bellmouth 1 connection socket 2 is trumpet-shaped bell end 11, is provided with bellmouth in the port of bell end 11
Reinforcement 12；The end that described socket 2 docks with bellmouth 1 is inserted terminal 21, is provided with socket in the port of inserted terminal 21 and strengthens
Muscle 22；Described sealing ring 3 is set on the inserted terminal 21 of socket 2, is placed in the bell end 11 of bellmouth 1, in the end of sealing ring 3
Being provided with the sealing ring positioning strip 31 fitted tightly with socket reinforcement 22, the outer surface at sealing ring 3 is provided with and the socket joint of bellmouth 1
Holding the leakproof seal ring 32 that 11 inwalls are in close contact, described leakproof seal ring 32 is taper leakproof seal ring, has three roads.
When using the present invention that steel strip reinforced PE helical bellows is attached, follow the steps below:
1), by bellmouth 1 and socket 2 by melted PE sheet material positioning, polish, preheat on the premise of, be respectively welded at and done
The two ends of the steel strip reinforced PE helical bellows 4 of sealing moulded by good steel；
2), sealing ring 3 is set on the inserted terminal 21 of socket 2, makes sealing ring positioning strip 31 closely paste with socket reinforcement 22
Close；
3), will be equipped with in the bell end 11 that the socket 2 of sealing ring 3 inserts bellmouth 1, then allow the bell end 11 of bellmouth 1 and socket 2
Inserted terminal 21 fully compress, make three road leakproof seal rings 32 of sealing ring 3 reach certain deflection, formed and seal, it is achieved
The connection of tubing.
Using said method to connect steel strip reinforced PE helical bellows, easy to operate, connection sealing can be good, it is possible to ensures
Seepage is there is not in tubing under the conditions of 0.1MPa.
Claims (4)
1., for a jointing for steel strip reinforced PE helical bellows, including bellmouth, socket and sealing ring, its feature exists
In: described bellmouth and socket are connected with corrugated tube respectively, and are connected by sealing ring between bellmouth with socket；Described bellmouth connects
The end of socket is trumpet-shaped bell end, is provided with bellmouth reinforcement in the port of bell end；Described socket docks with bellmouth
End be inserted terminal, be provided with socket reinforcement in the port of inserted terminal；Described sealing ring is set on the inserted terminal of socket,
It is placed in the bell end of bellmouth, is provided with the sealing ring positioning strip fitted tightly with socket reinforcement in the end of sealing ring, close
The outer surface of seal is provided with the leakproof seal ring being in close contact with bellmouth bell end inwall.
Jointing for steel strip reinforced PE helical bellows the most according to claim 1, it is characterised in that hold described in:
Mouth and socket connect the end of corrugated tube and are equipped with the ramp structure coordinated with corrugated tube port.
Jointing for steel strip reinforced PE helical bellows the most according to claim 1, it is characterised in that: described close
Leakproof seal ring in seal is taper leakproof seal ring, has three roads.
4. a method of attachment for the jointing for steel strip reinforced PE helical bellows as claimed in claim 1, including
Following steps:
1), by bellmouth and socket by melted PE sheet material positioning, polish, preheat on the premise of, be respectively welded at and be ready for
The two ends of the steel strip reinforced PE helical bellows of sealing moulded by steel；
2), sealing ring is set on the inserted terminal of socket, makes sealing ring positioning strip fit tightly with socket reinforcement；
3), will be equipped with, in the bell end that the socket of sealing ring inserts bellmouth, then allowing the bell end of bellmouth and the inserted terminal of socket
Fully compress, make the leakproof seal ring of sealing ring reach certain deflection, formed and seal, it is achieved the connection of tubing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610730090.9A CN106090481A (en) | 2016-08-26 | 2016-08-26 | A kind of jointing for steel strip reinforced PE helical bellows and attaching method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610730090.9A CN106090481A (en) | 2016-08-26 | 2016-08-26 | A kind of jointing for steel strip reinforced PE helical bellows and attaching method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106090481A true CN106090481A (en) | 2016-11-09 |
Family
ID=57225921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610730090.9A Pending CN106090481A (en) | 2016-08-26 | 2016-08-26 | A kind of jointing for steel strip reinforced PE helical bellows and attaching method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106090481A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106626414A (en) * | 2017-01-06 | 2017-05-10 | 浙江天井塑业有限公司 | Helical corrugated pipeline flexible socket type connecting technique |
| CN108180325A (en) * | 2017-12-07 | 2018-06-19 | 广东永高塑业发展有限公司 | A kind of production method of band injection electric heating melting bell and spigot joint internal-rib bellows and its connector |
| CN109000070A (en) * | 2018-09-20 | 2018-12-14 | 江西汇丰管业有限公司 | A kind of hollow spiral tube road injection molding joint |
| CN109094068A (en) * | 2018-08-22 | 2018-12-28 | 联塑科技发展(贵阳)有限公司 | A kind of injection molding socket joint flexible connection steel-belt-pipe and application method |
| CN109425228A (en) * | 2017-08-25 | 2019-03-05 | 张跃 | A kind of furnace insulation liner |
| CN111647241A (en) * | 2020-06-15 | 2020-09-11 | 康泰塑胶科技集团有限公司 | Double-wall corrugated pipe for prefabricated sealing ring and preparation method thereof |
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| JPH0485384A (en) * | 1990-07-27 | 1992-03-18 | Kanebo Nsc Ltd | Hot melt adhesive composition |
| CN202195224U (en) * | 2011-08-25 | 2012-04-18 | 鄂州市兴欣建材有限责任公司 | Bell-and-spigot type steel strip reinforced spiral corrugated pipe |
| CN202992427U (en) * | 2012-07-27 | 2013-06-12 | 南京联塑科技实业有限公司 | Single bell end hollow wall winding pipe and joint thereof |
| CN204239942U (en) * | 2014-11-05 | 2015-04-01 | 武汉亿美特机械有限公司 | A kind of slotting ripple enhanced pipeline band muscle joint socket joint |
| CN205191035U (en) * | 2015-11-05 | 2016-04-27 | 顾地科技股份有限公司 | Pipeline socket joint connection structure |
| CN206093285U (en) * | 2016-08-26 | 2017-04-12 | 湖北大洋塑胶有限公司 | A attach fitting for steel band reinforcing PE helical bellows |
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2016
- 2016-08-26 CN CN201610730090.9A patent/CN106090481A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0485384A (en) * | 1990-07-27 | 1992-03-18 | Kanebo Nsc Ltd | Hot melt adhesive composition |
| CN202195224U (en) * | 2011-08-25 | 2012-04-18 | 鄂州市兴欣建材有限责任公司 | Bell-and-spigot type steel strip reinforced spiral corrugated pipe |
| CN202992427U (en) * | 2012-07-27 | 2013-06-12 | 南京联塑科技实业有限公司 | Single bell end hollow wall winding pipe and joint thereof |
| CN204239942U (en) * | 2014-11-05 | 2015-04-01 | 武汉亿美特机械有限公司 | A kind of slotting ripple enhanced pipeline band muscle joint socket joint |
| CN205191035U (en) * | 2015-11-05 | 2016-04-27 | 顾地科技股份有限公司 | Pipeline socket joint connection structure |
| CN206093285U (en) * | 2016-08-26 | 2017-04-12 | 湖北大洋塑胶有限公司 | A attach fitting for steel band reinforcing PE helical bellows |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106626414A (en) * | 2017-01-06 | 2017-05-10 | 浙江天井塑业有限公司 | Helical corrugated pipeline flexible socket type connecting technique |
| CN106626414B (en) * | 2017-01-06 | 2018-12-04 | 浙江天井塑业有限公司 | A kind of helical corrugation shape pipeline flexible bayonet joint technique |
| CN109425228A (en) * | 2017-08-25 | 2019-03-05 | 张跃 | A kind of furnace insulation liner |
| CN108180325A (en) * | 2017-12-07 | 2018-06-19 | 广东永高塑业发展有限公司 | A kind of production method of band injection electric heating melting bell and spigot joint internal-rib bellows and its connector |
| CN109094068A (en) * | 2018-08-22 | 2018-12-28 | 联塑科技发展(贵阳)有限公司 | A kind of injection molding socket joint flexible connection steel-belt-pipe and application method |
| CN109000070A (en) * | 2018-09-20 | 2018-12-14 | 江西汇丰管业有限公司 | A kind of hollow spiral tube road injection molding joint |
| CN111647241A (en) * | 2020-06-15 | 2020-09-11 | 康泰塑胶科技集团有限公司 | Double-wall corrugated pipe for prefabricated sealing ring and preparation method thereof |
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| C10 | Entry into substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20161109 |
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| WD01 | Invention patent application deemed withdrawn after publication |